Wagner Tuning Fuel Rail – BMW/Toyota B58
The Wagner Tuning Fuel Rail has been developed specifically for vehicles with the BMW/Toyota B58 engine to guarantee an optimized and reliable fuel supply. Designed for use exclusively with Wagner Tuning intake manifolds (Gen1 and Gen2), this fuel rail ensures a precise fit and seamless integration.
Perfectly matched to Bosch EV14 xT Compact injectors (0280.158.038 or 0280.158.040), the rail features dual ORB-8 3/4×16 connections for straightforward installation. It is built from high-quality materials to withstand the demands of high-performance tuning and motorsport use.
Product Highlights
- Optimized fuel delivery: Provides consistent fuel supply for maximum power and reliability.
- Durable construction: High-grade materials for long-lasting use even under extreme conditions.
- Easy installation: Supplied as shown, quick to fit with no modifications required.
- Perfect compatibility: Works only with Wagner Tuning intake manifolds for BMW/Toyota B58 engines, including Toyota GR Supra MK5.
Compatibility
This Fuel Rail fits only with Wagner Tuning intake manifolds for both B58 Gen1 and Gen2 engines, including:
- BMW 1-series – M140i (B58 Gen1)
- BMW 2-series – M240i (Gen1 & Gen2)
- BMW 3-series – M340i (Gen1 & Gen2)
- BMW 4-series – M440i (Gen1 & Gen2)
- BMW Z4 – M40i (Gen2)
- BMW X3 – M40i (Gen1 & Gen2)
- Toyota GR Supra MK5 (Gen2 B58)
Kit Contents
- 1 × Fuel Rail (as pictured, not pre-assembled)
Note: This fuel rail is only compatible with original Wagner Tuning intake manifolds and cannot be used with OEM or other aftermarket manifolds.






